/**
 * [WHO]: Provides extractTaggedPayload(), parseSimplifyOutput(), parseOptions()
 * [FROM]: Depends on simplify output constants and option types
 * [TO]: Consumed by simplify analyzer and extension entry point
 * [HERE]: extensions/optional/simplify/simplify-parser.ts - XML payload and command option parsing
 */
import { type SimplifyOutput, type SimplifyOptions } from "./simplify-types.js";
/**
 * Extract content between XML tags (following loop/ extension pattern)
 * Uses lastIndexOf to handle multiple occurrences (takes the last one)
 */
export declare function extractTaggedPayload(text: string, startTag: string, endTag: string): string | undefined;
/**
 * Parse LLM output into SimplifyOutput with multiple fallback strategies:
 * 1. XML-tagged extraction (<simplify-output>...</simplify-output>)
 * 2. Raw JSON from markdown code blocks
 * 3. Fallback to SIMPLIFY_FALLBACK
 */
export declare function parseSimplifyOutput(text: string): SimplifyOutput;
/**
 * Parse command-line arguments into SimplifyOptions
 *
 * Supported flags:
 * --dry-run       Preview without applying
 * --no-test       Skip test validation
 * --concurrency=N Set parallel file limit (default: 3)
 * --force         Bypass cache
 *
 * All other arguments are treated as file paths
 */
export declare function parseOptions(args: string): SimplifyOptions;